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Astrozap Heater Strap for 12-inch Telescopes
Astrozap Dew Heater – 12" Objective Telescopes (AZ-712)
An Astrozap dew heater strap for telescopes with 12" objectives. It warms the optics slightly above ambient temperature to stop dew forming during an observing session.
Power
The heater needs an Astrozap D/C adapter (AZ-719) or the Astrozap dual-channel dew controller (AZ-720) to be powered; neither is included.
Specifications
Model
AZ-712
Fits
telescopes with 12" objectives
Heater length
42" (1067 mm)
Power
13.3 W at 12 V
Current
1.10 A
Power source
AZ-719 D/C adapter or AZ-720 controller (sold separately)
Manufacturer documentation
Astrozap AZ-712
Compatibility notes AZ-712. Requires AZ-719 or AZ-720 (not included).
Reference
11856
Data sheet
Current (A)
1.10
Fits
telescopes with 12" objectives
Length
42" (1067 mm)
Model
AZ-712
Power (W)
13.3 W @ 12 V
Power source
AZ-719 / AZ-720
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Astrozap Dew Heater – 12" Objective Telescopes (AZ-712) An Astrozap dew heater strap for telescopes with 12" objectives. It warms the optics slightly above ambient temperature to stop dew forming during an observing session.
Manufacturer model: Astrozap AZ-712 · Specifications checked against manufacturer data on 2026-11-03